49064080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:249

約数の個数: 120

約数和(自身を含む): 130705920

約数和(自身を除く): 81641840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 169, 190, 191, 208, 247, 260, 304, 338, 380, 382, 494, 520, 676, 760, 764, 845, 955, 988, 1040, 1235, 1352, 1520, 1528, 1690, 1910, 1976, 2470, 2483, 2704, 3056, 3211, 3380, 3629, 3820, 3952, 4940, 4966, 6422, 6760, 7258, 7640, 9880, 9932, 12415, 12844, 13520, 14516, 15280, 16055, 18145, 19760, 19864, 24830, 25688, 29032, 32110, 32279, 36290, 39728, 47177, 49660, 51376, 58064, 64220, 64558, 72580, 94354, 99320, 128440, 129116, 145160, 161395, 188708, 198640, 235885, 256880, 258232, 290320, 322790, 377416, 471770, 516464, 613301, 645580, 754832, 943540, 1226602, 1291160, 1887080, 2453204, 2582320, 3066505, 3774160, 4906408, 6133010, 9812816, 12266020, 24532040, 49064080]

約数ペア:

[(1, 49064080), (2, 24532040), (4, 12266020), (5, 9812816), (8, 6133010), (10, 4906408), (13, 3774160), (16, 3066505), (19, 2582320), (20, 2453204), (26, 1887080), (38, 1291160), (40, 1226602), (52, 943540), (65, 754832), (76, 645580), (80, 613301), (95, 516464), (104, 471770), (130, 377416), (152, 322790), (169, 290320), (190, 258232), (191, 256880), (208, 235885), (247, 198640), (260, 188708), (304, 161395), (338, 145160), (380, 129116), (382, 128440), (494, 99320), (520, 94354), (676, 72580), (760, 64558), (764, 64220), (845, 58064), (955, 51376), (988, 49660), (1040, 47177), (1235, 39728), (1352, 36290), (1520, 32279), (1528, 32110), (1690, 29032), (1910, 25688), (1976, 24830), (2470, 19864), (2483, 19760), (2704, 18145), (3056, 16055), (3211, 15280), (3380, 14516), (3629, 13520), (3820, 12844), (3952, 12415), (4940, 9932), (4966, 9880), (6422, 7640), (6760, 7258)]